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Multiple roles of intermediate filaments

S Singh1, J R Koke, P D Gupta

  • 1Centre for Cellular and Molecular Biology (CCMB), Hyderabad, India.

Cytobios
|January 1, 1994
PubMed
Summary
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Intermediate filaments (IFs) are crucial for cell structure and function, with roles extending beyond traditional cell shape maintenance. Emerging research highlights their importance in nuclear processes, cell division, and differentiation.

Area of Science:

  • Cell Biology
  • Biochemistry

Background:

  • Intermediate filaments (IFs) are a diverse cytoskeletal network found in eukaryotic cells.
  • They possess highly conserved features and associate with numerous proteins, suggesting multifaceted roles.

Purpose of the Study:

  • To explore the expanded functions of intermediate filaments (IFs) in eukaryotic cells.
  • To highlight their significance in both nuclear and cytoplasmic processes.

Main Methods:

  • Review of existing literature on intermediate filament structure and function.
  • Analysis of recent studies investigating novel IF roles.

Main Results:

  • IFs are vital for maintaining cell shape, locomotion, and organelle positioning.
  • New evidence shows IFs are critical for nuclear function, cell division, and nucleocytoplasmic transport.

Related Experiment Videos

  • IFs play key roles in mechanical integrity, cytoplasmic reorganization, and differentiation.

    • Conclusions:

    • Intermediate filaments have diverse and expanding roles in eukaryotic cells.
    • These roles encompass structural support, dynamic cellular processes, and developmental pathways.